* WHAT. Heat index values up to 102 expected. * WHERE. Portions of east central and southeast Indiana, northeast and northern Kentucky, and central, south central, southwest, and west central Ohio. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values around 100 expected. * WHERE. Portions of northeast Kentucky, southeast Ohio, and central, northern, southern, and western West Virginia. * WHEN. From noon today until 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

At 447 PM EDT, a strong thunderstorm was located over Utica, moving east at 30 mph. HAZARD. Wind gusts up to 45 mph. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include. Newark, Utica, Hanover, Marne, St. Louisville, Fredonia, Toboso, US Route 62 at State Route 661, Fallsburg, and Purity. If outdoors, consider seeking shelter inside a sturdy building. To report hazardous weather conditions, go to our website at weather.gov/iln and submit your report via social media, when you can do so safely.

At 446 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Mount Vernon to near Utica. Movement was east at 20 mph. HAZARD. Wind gusts up to 40 mph. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include. Mount Vernon, Gambier, Utica, Martinsburg, and Bladensburg.

* WHAT. Heat index values up to 100. * WHERE. Portions of northeast Kentucky, southeast Ohio, and central, northern, southern, and western West Virginia. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

At 413 PM EDT, a strong thunderstorm was located over Huber Heights, moving east at 30 mph. HAZARD. Wind gusts up to 45 mph and frequent cloud-to-ground lightning. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Lightning can cause serious injury or death. Locations impacted include. Dayton, Springfield, Beavercreek, Huber Heights, Fairborn, Vandalia, Tipp City, New Carlisle, Yellow Springs, Wright-Patterson Afb, Northridge, Cedarville, Enon, Brown, Riverside, Harmony, North Hampton, Donnelsville, Clifton, and Green Meadows. This includes the following Interstates. I-70 in Ohio between mile markers 34 and 62. I-75 in Ohio between mile markers 56 and 69. If outdoors, consider seeking shelter inside a sturdy building. When thunder roars, go indoors! Do not stay in the open or seek shelter under trees when lightning threatens. To report hazardous weather conditions, go to our website at weather.gov/iln and submit your report via social media, when you can do so safely.

* WHAT. Heat index values up to 101. * WHERE. Portions of east central and southeast Indiana, northeast and northern Kentucky, and central, south central, southwest, and west central Ohio. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.